Art Books Gratis
Offers image gallery of works of arts of various periods and a library of copyright free books.
http://www.internet.is/b22/

College Art Association
Publishes two journals in art and art history as well as an electronic reviews journal, a listing of employment for artists, art historians, and other arts professionals.
http://www.collegeart.org/publications/

Winterthur Portfolio
Publishes articles on the arts in America and the historical context within which they developed.
http://www.journals.uchicago.edu/WP/